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Questions tagged [exchanges]

This tag should be used for questions regarding exchanges. Exchanges are sites which allow for the conversion of Bitcoins to various world currencies as well as alternate cryptocurrencies.

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Is “USDcoin.top” a legal cripto exchanger?

I have exchanged some BTCs through USDcoin.top. It took about 30 hours, But still not exchanged or received back to my Blockchain wallet. Am I going to lose my money? Can someone please explain to me ...
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21 views

CBOE Bitcoin Options

In this video, Tyler declares that options on Bitcoin can be traded over the CBOE. However, I haven't been able to find further information; everything Google returns is about Bitcoin futures. Is ...
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9 views

Fluctuating BTC price on limit buy order

As example: I place a limit buy of .00015 bitcoin for each xlm; what happens as bitcoin price fluctuates?
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1answer
25 views

How to accept bitcoin and giving each user a unique address amd automatic withdrawal

I want to create a website when users on singing up will get a unique address and after getting my websites service,they can withdrawal the money also automatically. Is that bitcoin integration free ? ...
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37 views

What are the benefits of running a crypto exchange website?

Getting straight to the question. Say I want to run a cryptocurrency exchange platform where people could come and buy/sell Bitcoin or Altcoin. The way I understood I have to partner up with a Bank in ...
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2answers
26 views

Trying to understand extended keys

I'm slowly getting educated about how the blockchain and Bitcoin addresses work. I now understand why it is more secure to use a different Bitcoin address for every transaction you make but I'm now ...
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0answers
26 views

Accept mastercard visa but withdraw crypto

I want to start an online business and I want to make it global. I want people to pay their preferred way (using visa, mastercard or others) and I get that money in cryptocurrency (any) Is there a ...
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2answers
41 views

bitcoin recovery when exchange ceases business

I had bitcoins with Coinroom exchange but I see they are gone. They should be independent of the exchange that manages them I assume. How do I recover my bitcoins or get them allocated to another ...
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2answers
34 views

Bitcoin transaction location

I transferred my Bitcoin from my Exodus desktop wallet to another location. How can I find out, if possible, the exchange I sent it to that has my account? Is there any way to see the transaction code ...
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26 views

Where is the Bitmex main datacenter located?

I am a High Frequency Trader and need to have a machine as close as possible to Bitmex. I tried do do a Traceroute but it is behind Cloudfare so it is not possible to know the real datacenter location....
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0answers
72 views

How did Binance Exchange get hacked in April of 2019 (7000 BTC) and how much is in the SAFU insurance fund? [closed]

Binance exchange got hacked in April 2019 for 7000 BTC (50 Million USD), but how did it get hacked exactly? They say they are going to pay everyone back via their SAFU insurance fund, but how much is ...
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1answer
18 views

How much on-chain activity is to and from exchanges?

Are there any data services which provide metrics that show how much of the transactions on the Bitcoin blockchain are to and from exchanges?
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17 views

How do cryptocurrency exchanges work with so many currencies at the same time?

To implement automated deposits/withdrawals of a single currency for a business there has to be a lot of code in place specific for that currency. For example if I want to automate sending and ...
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14 views

Multiple order execution at crypto exchanges

I am trading on crypto exchanges quite actively with quite a few strategies. In my "system" I get the data from exchanges, then I process it, then I create order and I send it to the exchanges. ...
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1answer
38 views

Can we I identify crypto-exchange (BTC) hot wallets?

I am interested in understanding, how the large crypto-exchanges handle deposits and withdrawals of BTC. I am aware of some examples of ETH-related hot wallets which are rather easy to identify but it ...
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1answer
34 views

Keeping wallet addresses outside bitcoin core

I'm trying to build a good security for my online bitcoin based application. Is something like this possible? send_bitcoin(address) create_address() sweep_balances() + | | ...
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1answer
21 views

From Edge to Poloniex

Bought bitcoin and have a balance in a exchange account at Poloniex. Is there another step I need to take or is this where the estimated value that changes is where I will be able to send this back to ...
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2answers
53 views

How do different blockchains communicate?

I've learned that the different cryptocurrencies have their own P2P blockchain networks. How do exchanges convert coins from one network into a coin on another network?
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0answers
94 views

How does one calculate a margin position's liquidation price for Bitfinex and other exchanges?

I'm learning how margin works and wanted to understand how does liquidation price work in a margin position when using an exchange like Bitfinex? Their requirements is 30% equity. Let's say I ...
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1answer
46 views

Is there any exchange website that directly converts to a specific currency once a cryptocurrent payment is received? [closed]

I wonder if there is some exchange service that I can use for my webshop (Woocommerce) that directly when a customer pays in the webshop, convert the cryptocurrency money to a specific currency like ...
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0answers
41 views

Was the “Proof of keys” exercise “The Ultimate Stress Test”?

Yesterday was publicised as a "Proof of Keys" day when people with accounts on Bitcoin exchanges were urged to withdraw their balance into a stand-alone wallet for the day as a test whether the ...
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2answers
70 views

How do exchange sites know all user deposit transactions?

If they use transaction/wallet listener, how do they detect deposit transactions when their services are not running, do they fetch blocks at every height to scan for deposits to avoid any missing? ...
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1answer
117 views

I accidentally transferred my Bitcoin Cash to Bitcoin (BTC) wallet in BitMEX! [closed]

A few days ago, I bought Bitcoin Cash and transferred it to my BitMEX Bitcoin BTC Wallet by accident! This is money that I can't afford to lose! What do you suggest I do? My conversations with BitMEX:...
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1answer
57 views

Reports of Cryptocurrency Exchanges faking volume trade data. Where can one find this report?

In 2018 December there was a research report on cryptocurrency exchanges faking volume trade data. Where can one find this report on these exchanges? Supposedly the only 2 exchanges that had real ...
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2answers
47 views

Crypto credit/debit card provider - Process of Crypto to Fiat

How do crypto credit/debit card provider organise their crypto to fiat exchange process? I thought that they would manually exchange crypto to fiat on exchanges through a bot. However, this would not ...
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0answers
25 views

How can one confirm that reported transactions on the exchange actually occur and are not due to wash-trading?

For instance, if I'm subscribed to binance's websocket trade stream.. and it is reporting trades.. how can one be assured that the trades are actually occuring and not just the exchange trading with ...
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1answer
47 views

When you trade on an exchange where does the bitcoin or other crypto go to

Do exchanges use an intermediate address when fulfilling transactions or is it always user to user when buying/selling between cryptocurrencies?
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1answer
52 views

Bitcoin / Crypto and exchanges!

When we buy/ sell bitcoin through some exchange say "Koinex in Indian context", what is the process i.e. actually followed ? 1. Does exchange communicate to node(s) in the bitcoin blockchain thru my ...
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1answer
42 views

Bitcoin price synchronized between exchanges

how the different exchanges manage to have the price of Bitcoin synchronized (or at least very close)?
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1answer
56 views

Should Account-level in BIP32/BIP44 be Hardened?

Let's say we have an ETH trading exchange where we employ BIP32/BIP44 to generate a unique wallet address for each user. For simplicity, each user uses the same wallet address (unique to each user) ...
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2answers
33 views

How do exchanges and atms introduce bitcoin

As far as I know, Bitcoin is "mined", introduced into the system as part of the protocol, a reward to the miners for verifying everyone's transactions and keeping the network up. But how do ...
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2answers
77 views

Bitcoin MultiSig balance not showing under listaccounts

I added 2-2 MultiSig address into wallet via bitcoin cli (Testnet) addmultisigaddress <'["key","key"]'> [account] 1 key of current wallet and other public key from different node wallet. ...
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3answers
65 views

Could bitcoin/blockchain be used to create a secure non-3rd party escrow?

I'm wondering if there could be a block chain approach to selling goods and putting money in an escrow-like state until the goods are received. I'm envisioning the following scenario. 1) Buyer puts ...
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2answers
53 views

How can I convert iTunes Gifts card to Bitcoin [closed]

Hello I really want to know how to convert iTunes gift cards to cans or Bitcoin
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4answers
101 views

Exchanges and security

How can I ensure that my crypto-assets are secure when trading in a certain exchange? Even when I have my private wallet, I should deposit into theirs before trading.
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1answer
35 views

What is the best language to use for making API orders? [closed]

I have heard that python is at a disadvantage when it comes to making API requests. It’s built on C which makes it slower. Are there any languages that are low level enough to make fast requests and ...
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1answer
157 views

What is the right method to calculate Relative Strength Index (RSI) for incoming real time data?

I am working on a trading bot that computes values for several indicators including the RSI. I subscribe to real time minute-level market data from an exchanges, and as new data arrives, I get the ...
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1answer
344 views

I'm Searching cryptocurrency exchange api [closed]

We want complete cryptocurrency trading service from api requirement all api where we can integrate all services in my UI. long story in short we want any service provider backend in our UI. API ...
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1answer
93 views

Is a website legitimate that offers to double your deposit within 7 days? [closed]

Anybody familiar with this website? https://www.investyourbitcoin.net I really want to work with them but I can't seem to find any review about it online? It seems legit.. but is it legit?
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1answer
88 views

Please explain WalletExplorer.com layout of data

I am having a hard time understanding exactly what information is being presented here: https://www.walletexplorer.com/wallet/Poloniex.com I believe that this is the aggregating wallet held by the ...
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2answers
57 views

How bittrex and other bitcoin trading websites send bitcoin to their one user to another instantly and without any fees?

When user-1 post an order of selling btc, user-2 comes and fulfill that order, we noticed that instantly user-2 receive btc in his/her wallet. My question is how is it possible to send btc instantly ...
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3answers
178 views

Crypto exchanges algorithms

I have noticed that if I put a buy order up - for instance - on any not so heavily traded coin, if close to the highest bid, often within 20 secs the highest bid will try to beat me. Or when I put it ...
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1answer
288 views

Shorts, longs BTC data

I am trying to use the Bitfinex API to get historic shorts,longs BTC/USD data.So, the Bitfinex gives size data with Available values: '1m', this equals last 2 hours, i need last two month at least. ...
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1answer
244 views

Do exchanges have a sandbox to test?

Hey so I want to test some trading.. does binance, bittrex, poloniex, kraken or gemini have a sandbox to trade fake crypto to test systems?
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2answers
78 views

Providing Liquidity in CryptoCurrency Exchange!

Can anybody give some idea about the issue of providing liquidity to the users for creating a cryptocurrency exchange ? Thanks!
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1answer
119 views

How do cryptocurrency exchanges handle users' accounts?

I recently became aware of the fact that exchanges have trading engines that execute all trades within the exchange itself, and not on the blockchains. That is to say, if User A sells to User B, there ...
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3answers
75 views

How to do atomic swap with bitcoin?

I have read about the ATOMIC SWAP, I could find only the concept level and could not find technically. Is there any doc about atomic swap to achieve that technically and code sources to achieve this.
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0answers
195 views

Which cryptocurrencies can you margin trade with bitcoin? [closed]

I am trying to compile all cryptocurrencies (and fiat currencies) that can be margin trade with bitcoin. Here is a list of the pairs that I have found so far. If you know others please add them in ...
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1answer
52 views

Currency exchange process

I'm trying to understand all the logical steps that occur when a buy or sell order is submitted to an exchange such as Coinbase. From what I understand currently, this is the general process. Am I ...
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0answers
67 views

How to implement Lightning Network in to a cryptocurrency exchange

A highly potent use-case for the lightning network are the millions of transactions that occur on a daily basis. There's still a good chance of data breach and hacks due to centralization. The ...